Service manual

T- 2
2-2. I/O Check List
<I/O Check Screens>
• The following screen is only typical and the port data shown does not necessarily repre-
sent the actual one.
[IR]
<I/O Check List>
[IR]
Symbol Panel Display Parts/Signal Name
Operation Characteris-
tics/Panel Display
Input
Board
IC
No.
Por t
No.
CN/PJ
No.
10
PC53 Orig. Size S1 Original Size Detect-
ing Sensor FD1
Original
present
Original
not present
Image
Process-
ing Board
(PWB-B)
——PJ6B-1
PC54 Orig. Size S2 Original Size Detect-
ing Sensor FD2
Original
present
Original
not present
——PJ6B-14
PC54 Orig. Size S3 Original Size Detect-
ing Sensor FD2
Original
present
Original
not present
——PJ6B-14
PC55 Orig. Size S4 Original Size Detect-
ing Sensor FD3
Original
present
Original
not present
——PJ7B-10
PC55 Orig. Size S5 Original Size Detect-
ing Sensor FD3
Original
present
Original
not present
——PJ7B-10
PC56 Orig. Size S6 Original Size Detect-
ing Sensor CD1
Original
present
Original
not present
——PJ6B-9
PC56 Orig. Size S7 Original Size Detect-
ing Sensor CD1
Original
present
Original
not present
——PJ6B-9
PC57 Orig. Size S8 Original Size Detect-
ing Sensor CD2
Original
present
Original
not present
——PJ7B-5
PC51 Home Scanner Reference
Position Sensor
At home Not at
home
— — PJ306B-9
S51 EDH Open/Close Size Reset Switch When
raised
When low-
ered
— — PJ306B-7
PC52 15° Sensor Original Cover
Detecting Sensor
Less than
15°
15° or
more
——PJ5B-2
4002T003CA